123303204030432 has 48 divisors (see below), whose sum is σ = 329777908906320. Its totient is φ = 40325576159232.

The previous prime is 123303204030283. The next prime is 123303204030469. The reversal of 123303204030432 is 234030402303321.

It is a tau number, because it is divible by the number of its divisors (48).

It is a self number, because there is not a number n which added to its sum of digits gives 123303204030432.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12117055057 + ... + 12117065232.

It is an arithmetic number, because the mean of its divisors is an integer number (6870373102215).

Almost surely, 2^{123303204030432} is an apocalyptic number.

123303204030432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

123303204030432 is an abundant number, since it is smaller than the sum of its proper divisors (206474704875888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

123303204030432 is a wasteful number, since it uses less digits than its factorization.

123303204030432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24234120355 (or 24234120347 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 30.

Adding to 123303204030432 its reverse (234030402303321), we get a palindrome (357333606333753).

The spelling of 123303204030432 in words is "one hundred twenty-three trillion, three hundred three billion, two hundred four million, thirty thousand, four hundred thirty-two".